Mist Maker HumidifiersIncrease your humidity without wetting plants! The Mist Maker's light, fine fog is what you need. It produces water vapour via ultrasonic vibration to increase your humidity. To use it, you just place it in a bucket or tank, with your water level reaching just above the ceramic plates in your mist maker. It's quiet, compact and cool running. To prevent overheating, if your water level drops too low, your Mist Maker will switch off. For best results,